Author Question: A dipole moment is placed in a uniform electric field oriented along an unknown direction. The ... (Read 65 times)

newyorker26 · **on:** Jul 29, 2018

A dipole moment is placed in a uniform electric field oriented along an unknown direction. The maximum torque applied to the dipole is equal to 0.1 N.m. When the dipole reaches equilibrium its potential energy is equal to -0.2 J.

What was the initial angle between the direction of the dipole moment and the direction of the electric field? A)

10
B)

90
C)

45
D)

30
E)

0

Question 2

An electron initially in a 4p state decays to a lower energy state. Which energy state is forbidden?

A) 1s B) 2p C) 3d D) 2s